| Parameter | Description | Units |
| sta | station number | dimensionless |
| depth_n | depth, nominal | meters |
| SID_salts | sample ID | dimensionless |
| cond_bot | conductivity of bottle sample (ratio where 2.0 = 35 ppt) | dimensionless |
| sal_bot | salinity | PSU |
| Qflag | flag | dimensionless |
| box_num | box number | dimensionless |
| box_name | box name | dimensionless |
| Cruise_ID | cruise designation code | alphanumeric |
| event | unique sampling event number | YYYYMMDDhhmm |
| ev_type | event type abbreviation code CTD=Rosette cast Sampler=Sampling sled tow | dimensionless |
| cast | cast number for event | dimensionless |
| lon | longitude, negative denotes West | decimal degrees |
| lat | latitude, negative denotes South | decimal degrees |
| bot | Niskin bottle number | dimensionless |
| Nis | Niskin bottle order number | dimensionless |
| press | pressure, nominal for Sampler | decibars |
| temp | temperature; from CTD; ITS-90 (from primary T0 sensor) | degrees Celsius |
| sal_CTD | salinity; from CTD; PSS-78 (PSU) (from primary T0,C0 sensors) | dimensionless |
| salt_QF | quality flag for bottle salinity | dimensionless |
| Sdiff | salinity difference (CTD-bottle) | dimensionless |